Stay updated with real-time air quality in Northwich, Cheshire West and Chester featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
27
Good
Northwich, Cheshire West and Chester
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.66 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.59 μg/m³
0
55
155
255
425
605+
19.70 ppb
0
55
71
86
201
201+
0.80 ppb
0
36
76
186
605
1005+
11.54 ppb
0
54
101
361
1250
2050+
0.80 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Northwich, Cheshire West and Chester
Northwich, Cheshire West and Chester
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AQI 27
Good
5.02μg/m³
PM2.5
7.42μg/m³
PM10
17.92ppb
O3
0.77ppb
SO2
8.11ppb
NO2
1.01ppm
CO
AQI 22
Good
3.93μg/m³
PM2.5
6.45μg/m³
PM10
19.32ppb
O3
0.73ppb
SO2
7.81ppb
NO2
1.01ppm
CO
AQI 22
Good
4.08μg/m³
PM2.5
6.15μg/m³
PM10
18.68ppb
O3
0.74ppb
SO2
6.38ppb
NO2
1.01ppm
CO
AQI 27
Good
5.15μg/m³
PM2.5
5.85μg/m³
PM10
16.49ppb
O3
0.75ppb
SO2
15.54ppb
NO2
1.01ppm
CO
AQI 23
Good
4.28μg/m³
PM2.5
6.08μg/m³
PM10
25.17ppb
O3
0.69ppb
SO2
6.20ppb
NO2
1.01ppm
CO
AQI 22
Good
3.73μg/m³
PM2.5
9.67μg/m³
PM10
20.70ppb
O3
0.62ppb
SO2
19.91ppb
NO2
1.01ppm
CO
Air quality measurements for Cheshire West and Chester, UK meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Northwich, Cheshire West and Chester is updated on an hourly basis.
The worst air quality in Northwich, Cheshire West and Chester was recorded at 03:00:00 on 2026-02-11.
The best air quality in Northwich, Cheshire West and Chester was recorded at 05:00:00 on 2026-02-11.
The real-time air quality index in Northwich, Cheshire West and Chester is 27, currently categorized as Good.
The most common pollutant in Northwich, Cheshire West and Chester is PM2.5.
If the air quality in Northwich, Cheshire West and Chester is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Northwich, Cheshire West and Chester at present are 4.657 μg/m3.
The current PM10 levels in Northwich, Cheshire West and Chester are 10.59 μg/m3.
The current carbon monoxide (CO) level in Northwich, Cheshire West and Chester is 0.803 ppm.
The current sulfur dioxide (SO2) levels in Northwich, Cheshire West and Chester are 0.797 ppb.
The current ozone (O3) levels at Northwich, Cheshire West and Chester is 19.7 ppm.
The current nitrogen dioxide (NO2) levels at Northwich, Cheshire West and Chester is 11.536 ppb.
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